1. Of the colour of slate or granite
   - slate-grey [Brit, Cdn], slate-gray [US], slaty-gray [US], slaty, slatey, stone-grey [Brit, Cdn], stone-gray [US]

See also: achromatic, neutral

• overestimation
• overexcite
• overexcited
• overexert
• overexert oneself
• overexertion
• overexploit
• overexploitation
• overexpose
• overexposure
• overextend
• overfamiliar
• overfamiliarity
• overfatigue
• overfed
• overfeed
• overfeeding
• overfill
• overfish
• overflight
• overflow
• overflow incontinence
• overflowing
• overfly
• overfond